MC912DG128ACPVE Datasheet, PDF (345/478 Pages) Freescale Semiconductor, Inc – Upward compatible with M68HC11 instruction set

Freescale Semiconductor, Inc.
MSCAN Controller
Memory Map
Figure 18-9. CAN Standard Compliant Bit Time Segment Settings
Time Segment 1 TSEG1 Time Segment 2 TSEG2
5 .. 10
4 .. 9
2
1
4 .. 11
3 .. 10
3
2
5 .. 12
4 .. 11
4
3
6 .. 13
5 .. 12
5
4
7 .. 14
6 .. 13
6
5
8 .. 15
7 .. 14
7
6
9 .. 16
8 .. 15
8
7
Synchron.
Jump Width
1 .. 2
1 .. 3
1 .. 4
1 .. 4
1 .. 4
1 .. 4
1 .. 4
SJW
0 .. 1
0 .. 2
0 .. 3
0 .. 3
0 .. 3
0 .. 3
0 .. 3
18.11 Memory Map
The msCAN12 occupies 128 bytes in the CPU12 memory space. The
background receive buffer can only be read in test mode.
Figure 18-10. msCAN12 Memory Map
$0100
$0108
$0109
$010D
$010E
$010F
$0110
$011F
$0120
$013C
$013D
$013F
$0140
$014F
$0150
$015F
$0160
$016F
$0170
$017F
Control registers
9 bytes
Reserved
5 bytes
Error counters
2 bytes
Identifier filter
16 bytes
Reserved
29 bytes
Port CAN registers
3 bytes
Foreground Receive buffer
Transmit buffer 0
Transmit buffer 1
Transmit buffer 2
MC68HC912DT128A — Rev 4.0
MOTOROLA
MSCAN Controller
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Technical Data
345